/Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncCore/Source/ConcertSyncCore/Public/ConcertSyncSessionDatabase.h
Enumerate the IDs, event types and flags of the activities in this database in the given range.
True if the activities were enumerated without error, false otherwise.
bool EnumerateActivityIdsWithEventTypesAndFlagsInRange ( const int64 InFirstActivityId, const int64 InMaxNumActivities, [TFunctionRef](API\Runtime\Core\GenericPlatform\TFunctionRef)< bool(int64, [EConcertSyncActivityEventType](API\Plugins\ConcertSyncCore\EConcertSyncActivityEventType), [EConcertSyncActivityFlags](API\Plugins\ConcertSyncCore\EConcertSyncActivityFlags))> InCallback ) const